She will have to wait 4 years.
300 :D
Let P be the amount of invested money. Then, .08P = 336 P = 336/.08 = 4,200
450*8/100*2 = 72
3000*(7/100)*(6/12) = 105 dollars
She will have to wait 4 years.
72
300 :D
1 year
116
Let P be the amount of invested money. Then, .08P = 336 P = 336/.08 = 4,200
42 x 8 x 3.5 ie 1176
1282.5
7% of 3,000 for 6 month
450*8/100*2 = 72
It will grow to nine eighths of the original sum.
Kate invested 4500.